:root {
  color-scheme: light;
  --bg: #ffffff;
  --panel: #ffffff;
  --text: #050505;
  --muted: #565656;
  --line: #050505;
  --soft-line: #d7d7d7;
  --inverse: #050505;
  --inverse-text: #ffffff;
  --field: #ffffff;
  --field-text: #050505;
  --shadow: none;
  --accent: #b8ff33;
  --accent-contrast: #071200;
  --accent-muted: #5d7f22;
  --accent-soft: #f4ffe1;
  --circuit-bg: #fbfff3;
  --circuit-grid: rgba(5, 5, 5, .08);
  --circuit-grid-soft: rgba(5, 5, 5, .035);
  --circuit-node: 8px;
}

:root[data-theme="black"] {
  color-scheme: dark;
  --bg: #050505;
  --panel: #050505;
  --text: #ffffff;
  --muted: #bdbdbd;
  --line: #ffffff;
  --soft-line: #343434;
  --inverse: #ffffff;
  --inverse-text: #050505;
  --field: #050505;
  --field-text: #ffffff;
  --accent: #c4ff3d;
  --accent-contrast: #071200;
  --accent-muted: #a8cf63;
  --accent-soft: #101707;
  --circuit-bg: #070904;
  --circuit-grid: rgba(255, 255, 255, .11);
  --circuit-grid-soft: rgba(255, 255, 255, .055);
  --circuit-node: 8px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: ui-monospace, "SFMono-Regular", "Cascadia Code", "Roboto Mono", Menlo, Consolas, monospace;
}

body::selection {
  background: var(--inverse);
  color: var(--inverse-text);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  min-height: 64px;
  padding: 0 max(20px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.drift-map,
.trail-visual,
.terminal-panel,
.task-compare,
.benchmark-board,
.benchmark-detail,
.price-panel,
.signup-form.large,
.graph-demo {
  background:
    linear-gradient(var(--surface-grid, var(--circuit-grid)) 1px, transparent 1px),
    linear-gradient(90deg, var(--surface-grid, var(--circuit-grid)) 1px, transparent 1px),
    var(--surface-bg, var(--circuit-bg));
  background-size: 32px 32px;
}

.terminal-panel,
.task-compare,
.benchmark-board,
.benchmark-detail,
.price-panel,
.signup-form.large,
.graph-demo {
  --surface-bg: var(--panel);
  --surface-grid: var(--circuit-grid-soft);
}

.brand,
nav,
.theme-switch {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
}

.brand-mark {
  inline-size: 16px;
  block-size: 16px;
  border: 2px solid var(--line);
  background: var(--accent);
}

nav {
  justify-content: flex-end;
  gap: 18px;
  color: var(--muted);
  font-size: 12px;
  text-transform: lowercase;
}

nav a:hover,
nav a:focus-visible,
.text-link:hover,
.text-link:focus-visible {
  background: var(--inverse);
  color: var(--inverse-text);
}

.theme-switch {
  border: 1px solid var(--line);
}

.theme-switch button {
  min-height: 34px;
  border: 0;
  border-right: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  padding: 0 12px;
  font-size: 12px;
  text-transform: lowercase;
}

.theme-switch button:last-child {
  border-right: 0;
}

.theme-switch button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--accent-contrast);
}

.hero,
.section-band,
footer {
  width: min(1180px, calc(100vw - 40px));
  margin: 0 auto;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .98fr) minmax(360px, .72fr);
  gap: 64px;
  align-items: center;
  min-height: min(760px, calc(100svh - 104px));
  padding: 64px 0 62px;
  border-bottom: 1px solid var(--line);
}

.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  inline-size: 108px;
  block-size: 1px;
  background: var(--accent);
}

.hero-copy {
  display: grid;
  gap: 24px;
}

h1,
h2,
p {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(44px, 5.1vw, 58px);
  line-height: 1.02;
  font-weight: 800;
}

h2 {
  max-width: 820px;
  font-size: clamp(28px, 3.2vw, 36px);
  line-height: 1.09;
  font-weight: 780;
}

.hero-copy > p,
.section-heading p,
.model p,
.pricing > div > p,
.waitlist > div > p,
.social p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
}

.line-label {
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
  text-transform: lowercase;
}

.line-label::before {
  content: "[";
}

.line-label::after {
  content: "]";
}

.signup-form {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(180px, 210px) 190px;
  gap: 8px;
  max-width: 780px;
}

.signup-form.large {
  grid-template-columns: minmax(0, 1fr);
  max-width: 520px;
}

.signup-form label {
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--field);
  color: var(--field-text);
  outline: none;
}

input,
select {
  min-height: 48px;
  padding: 0 12px;
}

textarea {
  min-height: 112px;
  resize: vertical;
  padding: 12px;
  line-height: 1.45;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible,
button:focus-visible,
.text-link:focus-visible {
  outline: 2px solid var(--line);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--accent);
}

button,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--inverse);
  color: var(--inverse-text);
  padding: 0 16px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  text-transform: lowercase;
}

button:hover {
  filter: invert(1);
}

.theme-switch button:hover {
  filter: none;
}

button:disabled {
  cursor: wait;
  opacity: .62;
}

.form-note {
  grid-column: 1 / -1;
  min-height: 18px;
  color: var(--muted);
  font-size: 12px;
}

.form-note.success,
.form-note.error {
  color: var(--text);
}

.terminal-panel,
.blackbox-panel,
.spine-panel,
.graph-demo,
.price-panel,
.orientation-panel,
.task-compare,
.benchmark-board,
.benchmark-detail,
.audit-summary article,
.problem-grid article,
.audit-note,
.path-list,
.trust-grid article,
.proof-lanes article {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.terminal-panel,
.benchmark-board,
.benchmark-detail,
.price-panel,
.signup-form.large,
.graph-demo {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.terminal-panel::before,
.benchmark-board::before,
.benchmark-detail::before,
.price-panel::before,
.signup-form.large::before,
.graph-demo::before {
  content: "";
  position: absolute;
  top: 50px;
  right: 0;
  z-index: 0;
  inline-size: min(44%, 220px);
  block-size: 1px;
  background: var(--soft-line);
  pointer-events: none;
}

.terminal-panel::after,
.benchmark-board::after,
.benchmark-detail::after,
.price-panel::after,
.signup-form.large::after,
.graph-demo::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 0;
  inline-size: var(--circuit-node);
  block-size: var(--circuit-node);
  border: 1px solid var(--line);
  background: var(--accent);
  pointer-events: none;
}

.terminal-panel > *,
.benchmark-board > *,
.benchmark-detail > *,
.price-panel > *,
.signup-form.large > *,
.graph-demo > * {
  position: relative;
  z-index: 1;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding: 10px 12px;
  color: var(--muted);
  font-size: 11px;
  text-transform: lowercase;
}

.terminal-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 18px;
  border-bottom: 1px solid var(--soft-line);
  padding: 16px 12px;
  font-size: 13px;
}

.terminal-row:last-child {
  border-bottom: 0;
}

.terminal-row span {
  color: var(--muted);
}

.terminal-row strong {
  font-weight: 700;
}

.section-band {
  position: relative;
  padding: 82px 0;
  border-bottom: 1px solid var(--line);
}

.section-band::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 0;
  inline-size: 72px;
  block-size: 1px;
  background: var(--soft-line);
}

.section-band::after {
  content: "";
  position: absolute;
  top: 30px;
  left: 72px;
  inline-size: var(--circuit-node);
  block-size: var(--circuit-node);
  border: 1px solid var(--line);
  background: var(--bg);
}

.section-heading {
  position: relative;
  display: grid;
  gap: 14px;
  margin-bottom: 32px;
}

.section-heading::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 6px;
  inline-size: min(180px, 22vw);
  block-size: 1px;
  background: var(--soft-line);
}

.comparison {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: 18px;
}

.blackbox-panel,
.spine-panel,
.orientation-panel {
  display: grid;
}

.blackbox-panel p,
.spine-panel p,
.orientation-panel p {
  border-top: 1px solid var(--line);
  padding: 16px;
}

.drift-map {
  position: relative;
  isolation: isolate;
  min-height: 330px;
  padding: 24px;
  overflow: hidden;
}

.route-wires {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.wire {
  fill: none;
  stroke: var(--line);
  stroke-width: 1.35;
  vector-effect: non-scaling-stroke;
}

.wire-strong {
  stroke: var(--text);
}

.wire-lime {
  stroke: var(--accent);
  stroke-width: 1.65;
}

.wire-break,
.wire-fade {
  stroke-dasharray: 6 7;
}

.wire-break {
  opacity: .18;
}

.wire-pad {
  fill: var(--circuit-bg);
  stroke: var(--line);
  stroke-width: 1.35;
  vector-effect: non-scaling-stroke;
}

.wire-pad.lime {
  fill: var(--accent);
}

.fade-0 {
  opacity: .56;
}

.fade-1 {
  opacity: .42;
}

.fade-2 {
  opacity: .3;
}

.fade-3 {
  opacity: .2;
}

.drift-node,
.drift-core,
.drift-human,
.fog-fragment,
.summary-chip,
.compaction-gate,
.route-step {
  border: 1px solid var(--line);
  background: var(--panel);
}

.drift-node,
.drift-human,
.fog-fragment,
.summary-chip {
  position: absolute;
  z-index: 2;
  padding: 9px 11px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: lowercase;
}

.drift-core {
  position: absolute;
  left: 50%;
  top: 52%;
  z-index: 3;
  display: grid;
  place-items: center;
  inline-size: 78px;
  block-size: 78px;
  background: var(--inverse);
  color: var(--inverse-text);
  font-size: 13px;
  font-weight: 800;
  text-transform: lowercase;
  transform: translate(-50%, -50%);
}

.drift-node.prompt {
  left: 13%;
  top: 23%;
  color: var(--text);
  transform: translate(-50%, -50%);
}

.drift-node.side {
  left: 86%;
  top: 23%;
  transform: translate(-50%, -50%);
}

.drift-node.stale {
  left: 17%;
  top: 68%;
  transform: translate(-50%, -50%);
}

.drift-node.debt {
  left: 82%;
  top: 68%;
  transform: translate(-50%, -50%);
}

.drift-node.output {
  left: 82%;
  top: 84%;
  color: var(--text);
  transform: translate(-50%, -50%);
}

.drift-human {
  left: 18%;
  top: 84%;
  border-style: dashed;
  background: var(--accent-soft);
  color: var(--text);
  transform: translate(-50%, -50%);
}

.solution-graph {
  min-height: 330px;
  padding: 14px;
  background: var(--circuit-bg);
}

.circuit-graph {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 900 / 520;
  min-height: 318px;
}

.mobile-graph {
  display: none;
}

.orientation-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: 18px;
}

.orientation-panel {
  display: grid;
}

.trail-visual {
  position: relative;
  isolation: isolate;
  min-height: 306px;
  overflow: hidden;
}

.fog-fragment {
  border-style: dashed;
  color: var(--muted);
  transform: translate(-50%, -50%);
}

.fragment-source {
  left: 20%;
  top: 70%;
}

.fragment-a {
  left: 22%;
  top: 30%;
}

.fragment-b {
  left: 38%;
  top: 40%;
  border-color: var(--soft-line);
  color: var(--muted);
}

.fragment-c {
  left: 34%;
  top: 82%;
  border-color: var(--soft-line);
  color: var(--muted);
}

.fragment-next {
  left: 84%;
  top: 76%;
  border-color: var(--soft-line);
  color: var(--soft-line);
}

.summary-chip {
  left: 84%;
  top: 50%;
  width: 118px;
  color: var(--text);
  text-align: center;
  transform: translate(-50%, -50%);
}

.compaction-gate {
  position: absolute;
  z-index: 3;
  display: grid;
  place-items: center;
  color: var(--accent-contrast);
  font-size: 10px;
  font-weight: 900;
  text-transform: lowercase;
}

.compaction-gate::before,
.compaction-gate::after {
  content: "";
  position: absolute;
  inset: 9px auto 9px auto;
  width: 1px;
  background: currentColor;
  opacity: .34;
}

.compaction-gate::before {
  left: 30%;
}

.compaction-gate::after {
  right: 30%;
}

.compaction-gate span {
  position: relative;
  z-index: 1;
}

.loss-gate {
  left: 60%;
  top: 50%;
  width: 98px;
  height: 112px;
  background: var(--accent-soft);
  transform: translate(-50%, -50%);
}

.graph-gate {
  left: 56%;
  top: 52%;
  width: 92px;
  height: 118px;
  background: var(--accent);
  transform: translate(-50%, -50%);
}

.route-step {
  position: absolute;
  z-index: 2;
  display: grid;
  gap: 8px;
  width: 176px;
  min-height: 92px;
  align-content: center;
  padding: 12px;
  transform: translate(-50%, -50%);
}

.route-step span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  text-transform: lowercase;
}

.route-step strong {
  color: var(--text);
  font-size: 14px;
  line-height: 1.15;
}

.step-source {
  left: 14%;
  top: 31%;
}

.step-decision {
  left: 38%;
  top: 31%;
}

.step-evidence {
  left: 38%;
  top: 73%;
}

.step-current {
  left: 82%;
  top: 31%;
  background: var(--inverse);
  color: var(--inverse-text);
}

.step-next {
  left: 82%;
  top: 73%;
  background: var(--inverse);
  color: var(--inverse-text);
}

.step-current span,
.step-current strong,
.step-next span,
.step-next strong {
  color: var(--inverse-text);
}

.step-next::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 10px;
  inline-size: 10px;
  block-size: 10px;
  background: var(--accent);
}

.task-compare {
  display: grid;
  grid-template-columns: 160px repeat(2, minmax(0, 1fr));
}

.compare-head,
.compare-label,
.task-compare p {
  min-height: 72px;
  margin: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px;
  line-height: 1.45;
}

.compare-head {
  min-height: auto;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
  text-transform: lowercase;
}

.compare-head:nth-child(3) {
  background: var(--accent-soft);
}

.compare-label {
  color: var(--text);
  font-size: 13px;
  font-weight: 800;
  text-transform: lowercase;
}

.task-compare p {
  color: var(--muted);
  font-size: 14px;
}

.task-compare > :nth-child(3n) {
  border-right: 0;
}

.task-compare > :nth-last-child(-n + 3) {
  border-bottom: 0;
}

.benchmark-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(360px, 1.1fr);
  gap: 18px;
}

.benchmark-board {
  display: grid;
  align-self: start;
  align-content: start;
}

.result-claim {
  display: grid;
  gap: 10px;
  border-bottom: 1px solid var(--line);
  padding: 20px 18px 22px;
}

.result-claim span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: lowercase;
}

.result-claim strong {
  color: var(--text);
  font-size: clamp(46px, 5.6vw, 70px);
  line-height: .9;
  font-weight: 850;
}

.result-claim p {
  max-width: 360px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.score-line {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 18px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding: 18px;
}

.score-line.protocol {
  border-bottom: 0;
}

.score-line span,
.benchmark-facts span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: lowercase;
}

.score-line strong {
  grid-row: span 2;
  color: var(--text);
  font-size: 48px;
  line-height: .92;
  font-weight: 800;
}

.score-line p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.score-line.protocol span,
.score-line.protocol p,
.score-line.protocol strong {
  color: var(--inverse-text);
}

.score-line.protocol {
  background: var(--inverse);
  color: var(--inverse-text);
}

.score-line.protocol::after {
  content: "";
  position: absolute;
  right: 18px;
  top: 18px;
  inline-size: var(--circuit-node);
  block-size: var(--circuit-node);
  background: var(--accent);
}

.benchmark-chart {
  display: grid;
  gap: 14px;
  border-top: 1px solid var(--line);
  padding: 18px;
}

.chart-row {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr) 48px;
  gap: 12px;
  align-items: center;
}

.chart-row span,
.chart-row strong {
  font-size: 11px;
  font-weight: 800;
  text-transform: lowercase;
}

.chart-row > span {
  color: var(--muted);
}

.chart-row strong {
  color: var(--text);
  text-align: right;
}

.bar-track {
  height: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(90deg, var(--circuit-grid-soft) 1px, transparent 1px),
    var(--bg);
  background-size: 16px 16px;
}

.bar-fill {
  display: block;
  width: calc(var(--score) * 1%);
  height: 100%;
  background: var(--accent);
}

.score-zero {
  --score: 0;
}

.score-full {
  --score: 100;
}

.benchmark-detail {
  display: grid;
  align-self: start;
  gap: 18px;
  padding: 22px;
}

.benchmark-detail h3 {
  margin: 0;
  color: var(--text);
  font-size: 26px;
  line-height: 1.12;
}

.benchmark-detail > p:not(.line-label),
.benchmark-note {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.benchmark-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
}

.benchmark-facts div {
  position: relative;
  display: grid;
  gap: 8px;
  min-height: 96px;
  border-right: 1px solid var(--line);
  padding: 14px;
}

.benchmark-facts div::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 10px;
  inline-size: 6px;
  block-size: 6px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.benchmark-facts div:last-child {
  border-right: 0;
}

.benchmark-facts strong {
  color: var(--text);
  font-size: 24px;
  line-height: 1;
}

.audit-hero {
  display: grid;
  gap: 18px;
  min-height: 430px;
  align-content: end;
  padding-top: 120px;
  border-bottom: 1px solid var(--line);
}

.audit-hero h1 {
  max-width: 980px;
}

.audit-hero > p:not(.line-label),
.audit-copy {
  max-width: 780px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.audit-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
}

.audit-summary article,
.problem-grid article,
.trust-grid article,
.proof-lanes article {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 18px;
}

.audit-summary span,
.problem-grid span,
.trust-grid span,
.proof-lanes span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: lowercase;
}

.audit-summary strong {
  color: var(--text);
  font-size: clamp(36px, 5vw, 56px);
  line-height: .9;
  font-weight: 850;
}

.audit-summary p,
.problem-grid p,
.trust-grid p,
.proof-lanes p,
.audit-note,
.audit-table,
.path-list {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.audit-section {
  display: grid;
  gap: 22px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
}

.audit-table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  background: var(--panel);
}

.audit-table th,
.audit-table td {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

.audit-table th:last-child,
.audit-table td:last-child {
  border-right: 0;
}

.audit-table tr:last-child td {
  border-bottom: 0;
}

.audit-table th {
  color: var(--text);
  font-size: 11px;
  font-weight: 800;
  text-transform: lowercase;
}

.audit-table code,
.path-list code {
  color: var(--text);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.status-pass,
.status-fail,
.status-warn {
  display: inline-block;
  color: var(--text);
  font-weight: 850;
}

.status-fail {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.status-warn {
  border: 1px solid var(--line);
  padding: 1px 5px;
}

.audit-note {
  padding: 16px;
}

.audit-note strong {
  color: var(--text);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.problem-grid strong,
.trust-grid strong,
.proof-lanes strong {
  color: var(--text);
  font-size: 18px;
  line-height: 1.15;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.proof-lanes {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.proof-lanes article {
  min-height: 210px;
}

.proof-lanes span {
  color: var(--text);
}

.source-list a {
  display: block;
  border-bottom: 1px solid var(--line);
  padding: 12px 14px;
  color: var(--text);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.source-list a:hover,
.source-list a:focus-visible {
  background: var(--inverse);
  color: var(--inverse-text);
}

.source-list a:last-child {
  border-bottom: 0;
}

.secondary-link {
  margin-top: 10px;
  background: var(--panel);
  color: var(--text);
}

.path-list {
  display: grid;
  gap: 0;
}

.path-list code {
  display: block;
  border-bottom: 1px solid var(--line);
  padding: 12px 14px;
}

.path-list code:last-child {
  border-bottom: 0;
}

.ledger-grid {
  position: relative;
  border-top: 1px solid var(--line);
}

.ledger-grid::before {
  content: "";
  position: absolute;
  left: 35px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--soft-line);
}

.ledger-row {
  position: relative;
  display: grid;
  grid-template-columns: 72px minmax(160px, 220px) minmax(0, 1fr);
  gap: 22px;
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}

.ledger-row::before {
  content: "";
  position: absolute;
  left: 31px;
  top: 27px;
  z-index: 1;
  inline-size: var(--circuit-node);
  block-size: var(--circuit-node);
  border: 1px solid var(--line);
  background: var(--bg);
}

.ledger-row:nth-child(3)::before {
  background: var(--accent);
}

.ledger-row span,
.ledger-row p,
.price-panel li,
.demo-log,
footer {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.ledger-row strong {
  font-size: 18px;
}

.product-demo {
  border-bottom: 1px solid var(--line);
}

.graph-demo {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 240px;
}

.demo-rail,
.demo-log {
  padding: 16px;
}

.demo-rail {
  border-right: 1px solid var(--line);
}

.demo-log {
  display: grid;
  gap: 12px;
  border-left: 1px solid var(--line);
}

.demo-rail span,
.demo-log span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: lowercase;
}

.demo-rail strong {
  display: block;
  font-size: 21px;
  line-height: 1.12;
}

.demo-log p {
  margin: 0;
}

.demo-main {
  display: grid;
  grid-template-columns: repeat(5, minmax(116px, 1fr));
}

.node {
  position: relative;
  min-height: 118px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--line);
  padding: 14px;
  text-align: center;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.3;
}

.node::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 12px;
  inline-size: 6px;
  block-size: 6px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.node.active::after,
.node.priority::after {
  background: var(--accent);
}

.node:last-child {
  border-right: 0;
}

.node.done,
.node.active,
.node.debt,
.node.priority,
.node.blocked {
  background: var(--panel);
}

.node.active {
  background: var(--inverse);
  color: var(--inverse-text);
}

.pricing,
.waitlist,
.social {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(360px, 1fr);
  gap: 72px;
  align-items: start;
}

.price-panel {
  padding: 22px;
}

.signup-form.large {
  padding: 18px;
  border: 1px solid var(--line);
}

.signup-form.large .form-note {
  margin-bottom: 2px;
}

.price {
  display: block;
  margin: 22px 0;
  color: var(--text);
  font-size: 48px;
  line-height: 1;
  font-weight: 800;
}

.price small {
  color: var(--muted);
  font-size: 16px;
  font-weight: 700;
}

ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

li {
  position: relative;
  padding-left: 18px;
}

li::before {
  content: "-";
  position: absolute;
  left: 0;
}

.signup-form.large {
  gap: 9px;
}

.signup-form.large button {
  margin-top: 4px;
}

.text-link {
  justify-self: start;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 32px 0 46px;
}

footer span:first-child {
  color: var(--text);
  font-weight: 700;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
    gap: 12px;
    padding: 12px 18px;
  }

  nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .hero,
  .comparison,
  .orientation-grid,
  .task-compare,
  .benchmark-grid,
  .audit-summary,
  .problem-grid,
  .trust-grid,
  .proof-lanes,
  .pricing,
  .waitlist,
  .social,
  .graph-demo {
    grid-template-columns: 1fr;
  }

  .hero,
  .section-band,
  footer {
    width: min(100vw - 32px, 760px);
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
  }

  h1 {
    font-size: 48px;
  }

  h2 {
    font-size: 32px;
  }

  .signup-form {
    grid-template-columns: 1fr;
  }

  .demo-rail,
  .demo-log,
  .node {
    border: 0;
    border-bottom: 1px solid var(--line);
  }

  .demo-main {
    grid-template-columns: 1fr;
  }

  .task-compare {
    border-bottom: 0;
  }

  .compare-head {
    display: none;
  }

  .compare-label,
  .task-compare p {
    border-right: 0;
  }

  .task-compare p::before {
    content: attr(data-column);
    display: block;
    margin-bottom: 8px;
    color: var(--text);
    font-size: 12px;
    font-weight: 800;
    text-transform: lowercase;
  }

  .compare-label {
    min-height: auto;
    background: var(--inverse);
    color: var(--inverse-text);
  }

  .benchmark-facts {
    grid-template-columns: 1fr;
  }

  .benchmark-facts div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .benchmark-facts div:last-child {
    border-bottom: 0;
  }

  .node:last-child,
  .demo-log {
    border-bottom: 0;
  }
}

@media (max-width: 560px) {
  .site-header {
    align-items: start;
  }

  .theme-switch {
    justify-self: end;
  }

  nav {
    gap: 10px 12px;
  }

  nav a:nth-child(4) {
    display: none;
  }

  nav a:nth-child(5) {
    display: none;
  }

  h1 {
    font-size: 34px;
    line-height: 1.03;
  }

  h2 {
    font-size: 24px;
    line-height: 1.08;
  }

  .hero-copy > p,
  .section-heading p,
  .model p,
  .pricing > div > p,
  .waitlist > div > p,
  .social p {
    font-size: 15px;
  }

  .line-label,
  h1,
  h2,
  .terminal-row strong,
  .audit-summary strong,
  .problem-grid strong,
  .result-claim strong,
  .result-claim p,
  .score-line p,
  .benchmark-detail h3,
  .benchmark-detail p {
    overflow-wrap: anywhere;
  }

  .terminal-row > *,
  .task-compare > *,
  .audit-summary > *,
  .problem-grid > *,
  .trust-grid > *,
  .proof-lanes > *,
  .result-claim > *,
  .score-line > *,
  .benchmark-detail > *,
  .ledger-row > * {
    min-width: 0;
  }

  .result-claim strong {
    font-size: 52px;
  }

  .score-line {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .score-line strong {
    grid-row: auto;
    font-size: 48px;
  }

  .chart-row {
    grid-template-columns: 1fr auto;
    gap: 7px;
  }

  .chart-row strong {
    text-align: right;
  }

  .bar-track {
    grid-column: 1 / -1;
  }

  .benchmark-detail h3 {
    font-size: 24px;
  }

  .section-heading::after {
    display: none;
  }

  .section-band::before {
    inline-size: 54px;
    opacity: .64;
  }

  .section-band::after {
    left: 54px;
    inline-size: 6px;
    block-size: 6px;
    opacity: .86;
  }

  .terminal-panel::before,
  .benchmark-board::before,
  .benchmark-detail::before,
  .price-panel::before,
  .signup-form.large::before,
  .graph-demo::before {
    top: 42px;
    inline-size: 88px;
    opacity: .62;
  }

  .terminal-panel::after,
  .benchmark-board::after,
  .benchmark-detail::after,
  .price-panel::after,
  .signup-form.large::after,
  .graph-demo::after {
    inline-size: 6px;
    block-size: 6px;
  }

  .audit-hero {
    min-height: 360px;
    padding-top: 80px;
  }

  .audit-summary strong {
    font-size: 40px;
  }

  .trust-grid strong,
  .proof-lanes strong {
    overflow-wrap: anywhere;
  }

  .drift-map,
  .trail-visual {
    min-height: 300px;
  }

  .drift-core {
    left: 50%;
    top: 52%;
    inline-size: 68px;
    block-size: 68px;
    transform: translate(-50%, -50%);
  }

  .drift-node,
  .drift-human,
  .fog-fragment,
  .summary-chip,
  .compaction-gate,
  .route-step span {
    font-size: 10px;
  }

  .drift-node,
  .drift-human,
  .fog-fragment,
  .summary-chip {
    padding: 8px 9px;
  }

  .summary-chip {
    left: 84%;
    width: 92px;
  }

  .loss-gate {
    left: 54%;
    width: 78px;
    height: 98px;
  }

  .fragment-b {
    left: 29%;
  }

  .drift-node.prompt {
    left: 14%;
    top: 23%;
  }

  .drift-node.side {
    left: 84%;
    top: 23%;
  }

  .drift-node.stale {
    left: 18%;
    top: 68%;
  }

  .drift-node.debt {
    left: 82%;
    top: 68%;
  }

  .drift-node.output {
    left: 79%;
    top: 84%;
  }

  .drift-human {
    left: 22%;
    top: 84%;
  }

  .oriented-trail {
    display: grid;
    gap: 28px;
    min-height: auto;
    padding: 18px;
  }

  .oriented-trail .route-wires {
    display: none;
  }

  .oriented-trail .route-step {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
    min-height: 76px;
    transform: none;
  }

  .oriented-trail .graph-gate {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
    height: 64px;
    transform: none;
  }

  .oriented-trail .graph-gate::before {
    left: 50%;
    top: auto;
    bottom: -29px;
    width: 1px;
    height: 28px;
    background: var(--accent);
    opacity: 1;
    transform: translateX(-50%);
  }

  .oriented-trail .graph-gate::after {
    left: 50%;
    top: auto;
    right: auto;
    bottom: -5px;
    inline-size: 8px;
    block-size: 8px;
    border: 1px solid var(--line);
    background: var(--accent);
    opacity: 1;
    transform: translateX(-50%);
  }

  .oriented-trail .route-step:not(.step-next)::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -29px;
    width: 1px;
    height: 28px;
    background: var(--accent);
    transform: translateX(-50%);
  }

  .oriented-trail .route-step:not(.step-next)::before {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -5px;
    z-index: 2;
    inline-size: 8px;
    block-size: 8px;
    border: 1px solid var(--line);
    background: var(--accent);
    transform: translateX(-50%);
  }

  .circuit-graph {
    display: none;
  }

  .mobile-graph {
    display: grid;
    gap: 0;
  }

  .mobile-graph-node,
  .mobile-graph-branch {
    position: relative;
    border: 1px solid var(--line);
    padding: 12px;
    background: var(--panel);
    font-size: 13px;
  }

  .mobile-graph-node:not(:last-child)::after,
  .mobile-graph-branch::after {
    content: "";
    position: absolute;
    left: 24px;
    bottom: -25px;
    width: 1px;
    height: 24px;
    background: var(--line);
  }

  .mobile-graph-node + .mobile-graph-node,
  .mobile-graph-node + .mobile-graph-branch,
  .mobile-graph-branch + .mobile-graph-node {
    margin-top: 24px;
  }

  .mobile-graph-node span {
    display: block;
    margin-bottom: 6px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 800;
    text-transform: lowercase;
  }

  .mobile-graph-node strong {
    display: block;
  }

  .mobile-graph-node.strong {
    background: var(--inverse);
    color: var(--inverse-text);
  }

  .mobile-graph-node.strong span {
    color: var(--inverse-text);
  }

  .mobile-graph-branch {
    border-style: dashed;
    color: var(--muted);
    font-weight: 700;
  }

  .ledger-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .ledger-grid::before,
  .ledger-row::before {
    display: none;
  }

  .price {
    font-size: 44px;
  }

  footer {
    flex-direction: column;
  }
}